It is convenient and easy for you to stick on books and so on because this sticky index tab is self-adhesive and writable. They are eye-catching, so using this colorful index tabs can help you find and locate information quickly. Made with PET material, this product is writable, waterproof, tear-resistant, can be pasted repeatedly, and is easy to carry The length of this total sticky note is 17cm and the width is 6.5cm. The translucent design will not conceal information. Three shapes, rectangular, long stripe, arrow, can be used for marking on different pages. Please use oil-based pen (ballpoint pen, marker pen, paint pen, drawing pen) or pencil to write. Item Name: Sticky Note Material: PET Quantity: Contains 9 Pieces, 20 Pages Each, A Set of 180 Pages Features: Portable, Multifunction, Useful Size Details: Total Size: 17cm x 6.5cm/6.69" x 2.56" (Approx.) Rectangular Size: 4.5cm x 3cm/1.77" x 1.18" (Approx.) Long Stripe Size: 4.5cm x 1.2cm/1.77" x 0.47" (Approx.) Arrow Size: 4.5cm x 1.2cm/1.77" x 0.47" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 3 x 1 Set of Sticky Note (180 Pages)